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Chmod 4661

Owner can read, write. Group can read, write. Others can execute. SETUID bit is set.

Numeric Notation

4661

Symbolic Notation

rwSrw---x

Command

chmod 4661 file

Permission Breakdown

Detailed view of permissions for each user category

Owner

✓ Read✓ Write✗ Execute

Group

✓ Read✓ Write✗ Execute

Others

✗ Read✗ Write✓ Execute

Special Permissions

✓ SETUID bit is set

For Files

chmod 4661 filename.txt

Changes permissions of a single file

chmod 4661 *.txt

Changes permissions of all .txt files

After applying chmod 4661, files will display as:

rwSrw---x filename.txt

For Directories

chmod 4661 dirname

Changes permissions of a directory

chmod -R 4661 dirname

Recursively changes all files and subdirectories

After applying chmod 4661, directories will display as:

drwSrw---x dirname

Common Use Cases for Chmod 4661

Shared Reading

Files that need to be readable by multiple users or groups.

General Purpose

This permission set is useful when you need owner read, write access.

General Purpose

This permission set is useful when you need owner read, write access.

Related Chmod Codes

Explore similar permission configurations

Try the Interactive Calculator

Experiment with different permission combinations

Understanding Chmod 4661

The chmod 4661 command sets specific file permissions in Linux and Unix systems. This permission configuration owner can read, write. group can read, write. others can execute. setuid bit is set.

In the numeric notation 4661, each digit represents the permission level for different user categories. The symbolic representation rwSrw---x provides a visual way to understand these permissions, where 'r' means read, 'w' means write, 'x' means execute, and '-' means no permission.

When you execute chmod 4661 filename, you're modifying the file's access control list to match this specific permission pattern. This is essential for maintaining proper security and access control in multi-user environments.